Looking good, another thing to tick off the list.
Take a look at this, I know its for fitting electric windows, but in the last picture i noticed a solenoid for central locking. Thought it may help!!
EDIT: forgot to include the LINK!! lol
Oh right, thanks for the link, I see what your looking at:

Seems like the simplist idea I've ever seen
I have found some good pictures from the original Rover alarm and central locking kit:

You can see where it will go onto the lock and how to fasten it down. And:

Here you can see how the soleniod set up is, with the arm attatched to them, so I'll probably follow something like this, it gives full instructions too on the website: LINK
But thanks for the link
















